Shales definition

Shales means a fine-grained sedimentary rock consisting of compacted and hardened clay, silt, or mud that often forms in many distinct layers and splits easily into thin sheets or slabs.

Examples of Shales in a sentence

  • Darrah TH, Vengosh A, Jackson RB, Warner NR, Poreda RJ (2014) Noble gases identify the mechanisms of fugitive gas contamination in drinking-water wells overlying the Marcellus and Barnett Shales.

  • Noble gases identify the mechanisms of fugitive gas contamination in drinking-water wells overlying the Marcellus and Barnett Shales.

  • Number of graduate students mentored/graduated (if applicable).3.

  • Basic rock: Gabbro, Dolerite, Basalt and its varieties, Trachyte.6. Identification of rocks (Sedimentary Petrology): Conglomerate, Breccia, Sandstone and its varieties, Laterite, Limestone and its varieties, Shales and its varieties.7. Identification of rocks (Metamorphic Petrolody): Marble, slate, Gneiss and its varieties, Schist and its varieties.

  • Stevens, Worldwide Gas Shales and Unconventional Gas: A Status Report, (“The final segment of this ‘paradigm shift’ - - the worldwide pursuit of gas shales and unconventional gas - - has only just begun, with Australia, China and Europe in the lead.

  • Darrah, et al., Noble gasses identify the mechanisms of fugitive gas contamination in drinking-water wells overlying the Marcellus and Barnett Shales, PNAS (Aug.

  • The oil for the N’Dombo and Fourou Plage sandstones is assumed to come from the Bikoume and Bifoun Shales respectively.

  • Daughton, "Removal of Contaminative Constituents from Retort Water: Difficulties with Biotreatment and Potential Applicability of Raw and Processed Shales," EPA/DOE Oil Shale Wastewater Treatability Workshop, December 1980 (Lawrence Berkeley Laboratory Report LBL-12124).J.

  • Shales have historically been regarded by gas producers as relatively impermeable source rocks and seals over permeable sandstone and carbonate reservoirs.

  • Shales are present at a depth of about 180 m to 190 m below the land surface.

Related to Shales

  • Pistol means any firearm with a barrel less than sixteen inches in length, or is designed to be held and fired by the use of a single hand.

  • Holocene means the most recent epoch of the Quaternary period, extending from the end of the Pleistocene Epoch to the present.

  • Cannabinoid extract means a substance obtained by separating cannabinoids from marijuana by:

  • Roomer means a person occupying a dwelling unit that lacks a major bathroom or kitchen facility, in a structure where one or more major facilities are used in common by occupants of the dwelling unit and other dwelling units. Major facility in the case of a bathroom means toilet, or either a bath or shower, and in the case of a kitchen means refrigerator, stove or sink.

  • manoeuvring area means that part of an aerodrome to be used for the take-off, landing and taxiing of aircraft, excluding aprons;

  • Slamming means the unauthorized enrollment of a customer without the customer’s permission or the unauthorized transfer of a customer to another Electric Supplier.

  • Gasohol means a blended fuel composed of gasoline and fuel grade ethanol.

  • Cemetery means 1 or a combination of more than 1 of the following:

  • sugar means the organic compound glucose, fructose, xylose, arabinose, lactose, sucrose, starch, cellulose, or hemicellulose.

  • Nematode means invertebrate animals of the phylum nemathelminthes, and class nematoda, i.e., unsegmented round worms with elongated, fusiform, or saclike bodies covered with cuticle, and inhabiting soil, water, plants, or plant parts, may also be called nemas or eelworms.

  • Cannabinoid concentrate means a substance obtained by separating cannabinoids from marijuana by:

  • Tetrahydrocannabinol means the natural or synthetic equivalents of the substances contained in the plant, or in the resinous extractives of, Cannabis sativa, or any synthetic substances, compounds, salts, or derivatives of the plant or chemicals and their isomers with similar chemical structure and pharmacological activity.

  • aeroplane means a power-driven heavier-than-air aircraft, deriving its lift in flight chiefly from aerodynamic reactions on surfaces which remain fixed under given conditions of flight;

  • Cropland means land used for the production of adapted crops for harvest, alone or in a rotation with grasses and legumes, and includes row crops, small grain crops, hay crops, nursery crops, orchard crops, and other similar specialty crops.

  • Hydraulic fracturing means the fracturing of underground rock formations, including shale and non-shale formations, by manmade fluid-driven techniques for the purpose of stimulating oil, natural gas, or other subsurface hydrocarbon production.

  • Asphalt means a dark brown to black cement-like material (solid, semisolid, or liquid in consistency) in which the predominating constituents are bitumens which occur in nature as such or which are obtained as residue in refining petroleum.

  • Brewery means a commercial enterprise at a single location producing more than fifty thousand (50,000) barrels per year of malt beverage;

  • Coma means being in a state of complete mental unresponsiveness, with no evidence of appropriate responses to stimulation.

  • Stalk means a knowing or an intentional course of conduct involving repeated or continuing harassment of another person that would cause a reasonable person to feel terrorized, frightened, intimidated, or threatened and that actually causes the victim to feel terrorized, frightened, intimidated, or threatened. The term does not include statutorily or constitutionally protected activity.

  • meat means the edible part of clean, sound striated muscle of cattle, swine, sheep, deer and other cervids, goat, turkey, duck, ratite, or chicken slaughtered in compliance with all applicable laws, with or without the accompanying and overlying fat, and sinew, nerve, gland, and blood vessels which normally accompany the muscle tissues and which are not separated from it in the process of dressing. Meat does not include specified risk materials.

  • Waterbody means any accumulation of water, surface or underground, natural or artificial, including rivers, streams, creeks, ditches, swales, lakes, ponds, marshes, wetlands, and ground water. The term does not include any storage or treatment structures.

  • Geothermal fluid means water in any form at temperatures greater than 120

  • Infiltration means water other than wastewater that enters a sewer system (including sewer system and foundation drains) from the ground through such means as defective pipes, pipe joints, connections, or manholes. Infiltration does not include, and is distinguished from, inflow.

  • Cement means a building material that is produced by heating mixtures of limestone and other minerals or additives at high temperatures in a rotary kiln to form clinker, followed by cooling and grinding with blended additives. Finished cement is a powder used with water, sand, and gravel to make concrete and mortar.

  • Minerals means any and all ores (and concentrates derived therefrom) and minerals, precious and base, metallic and nonmetallic, in, on or under the Property which may lawfully be explored for, mined and sold.

  • Fertilizer means any substance or mixture of substances that contains one or more recognized plant nutrients and promotes plant growth, or controls soil acidity or alkalinity, or provides other soil enrichment, or provides other corrective measures to the soil.